Home / 355,483,491.18-533,087,381.25-122,269,859.34

Finding the Fourth Proportional to 355,483,491.18, 533,087,381.25 and 122,269,859.34

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Solution

The fourth proportional to 355,483,491.18, 533,087,381.25 and 122,269,859.34 is: 183,357,373.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,483,491.18 : 533,087,381.25 = 122,269,859.34 : x
  2. Step 2: Convert to fraction form
    355,483,491.18/533,087,381.25 = 122,269,859.34/x
  3. Step 3: Cross multiply
    355,483,491.18x = 533,087,381.25 × 122,269,859.34
  4. Step 4: Simplify right side
    355,483,491.18x = 65,180,519,121,366,456
  5. Step 5: Solve for x
    x = 65,180,519,121,366,456/355,483,491.18
  6. Step 6: Final answer
    x = 183,357,373.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.